Microorganisms have always been used in the tea industry and have a positive effect on the development of the tea industry.This article reviewed the effects of the rhizosphere microorganisms，pathogenic microorganisms，endophytes，beneficial fertilizer microorganisms and anti-stress microorganisms in tea tree on the soil in tea garden，the growth and diseases of tea tree to better promote the development of microorganisms in the tea industry.The structure and dynamic changes of microbial community during the processing of dark tea and other teas，and the progress of tea sanitary microorganisms were summarized.It is proposed that the direction for studying tea microorganisms should be established，and the basic research and application research of tea microorganisms should be increased.The integration of tea microbiology and tea science，and the utilization and value-added of tea resources should be enhanced to better promote the healthy development of tea industry in China.